Chemistry, 07.12.2019 02:31 gatornathan79
Which one of the following is a correct representation of an alpha particle?
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When the mercury level in a barometer decreases that atmospheric pressure has
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Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.
Answers: 1
Which one of the following is a correct representation of an alpha particle?...
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